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arXiv 1111.3541cond-mat.supr-con
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从多层膜蚀刻悬浮超导混合结

Etching suspended superconducting hybrid junctions from a multilayer

Hung Q. Nguyen, Laetitia Pascal, Z. H. Peng, Olivier Buisson, B. Gilles, Clemens Winkelmann, Hervé Courtois

摘要:

提出了一种制备大面积超导混合隧道结的新方法。样品是用光刻和化学腐蚀相结合的方法制备的超导体-绝缘体-正常金属多层膜。该工艺涉及的制造步骤少,可靠,并产生极高质量的隧道结。在适当的偏置电压下,显示出显著的电子冷却。

英文摘要:

A novel method to fabricate large-area superconducting hybrid tunnel junctions with a suspended central normal metal part is presented. The samples are fabricated by combining photo-lithography and chemical etch of a superconductor - insulator - normal metal multilayer. The process involves few fabrication steps, is reliable and produces extremely high-quality tunnel junctions. Under an appropriate voltage bias, a significant electronic cooling is demonstrated.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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